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Northwest Africa 15473
Basic information Name: Northwest Africa 15473
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 15473
Observed fall: No
Year found: 2022
Country: (Northwest Africa)
Mass:help 172 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  LL3
Recommended:  LL3    [explanation]

This is 1 of 474 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 4 Dec 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 15473 (NWA 15473)

(Northwest Africa)

Purchased: 2022

Classification: Ordinary chondrite (LL3)

History: The meteorite was purchased from a meteorite dealer in Algeria.

Physical characteristics: Two brownish rocks partly covered with fusion crust.

Petrography: The meteorite shows a chondritic texture with well-defined, partly flattened packed chondrules (mean diameter about 0.9 mm) in a fine-grained dark grayish matrix that contains mostly altered sulfides and rare FeNi metal.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Algeria
Date:P 2022
Mass (g):172
Pieces:2
Class:LL3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):14.9±10.5 (0.5-37.3, n=22)
Ferrosilite (mol%):11.7±8.3 (6.0-29.2, n=12)
Wollastonite (mol%):1.0±1.1 (0.2-3.3, n=12)
Magnetic suscept.:4.06
Classifier:A. Greshake, MNB
Type spec mass (g):21.1
Type spec location:MNB
Main mass:Boulaouane Taleb Ahmed
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9589 approved meteorites from (Northwest Africa) (plus 1869 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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